Bharti Airtel has overtaken HDFC Bank to become India’s second most valuable listed company. Airtel shares rose over 2%, taking its market capitalisation to around Rs 11.8 lakh crore, while HDFC Bank shares fell more than 2%, reducing its market cap to nearly Rs 11.7 lakh crore. Reliance Industries remains India’s most valuable company with a market capitalisation of about Rs 18 lakh crore.